#include <REGX52.H>

void main(){
	//P2 = 0xFE;//1111 1110
	//P2 = 0xAA;//1010 1010
	//P2 = 0x55;//0101 0101
	P2_0 = 0;
	//P2 = 0x7F;
	while(1){
		
	}

}